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GX-747 dbx
Akai GX-747 dbx Manuals
Manuals and User Guides for Akai GX-747 dbx. We have
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Akai GX-747 dbx manual available for free PDF download: Service Manual
Akai GX-747 dbx Service Manual (78 pages)
STEREO TAPE DECK
Brand:
Akai
| Category:
Tape Deck
| Size: 4.8 MB
Table of Contents
Service Manual
4
Table of Contents
4
Specifications
5
Dismantling of Unit
6
Controls
7
Prjncipalpartslocation
8
Voltage and Cycle Conversion
9
Voltage Conversion
9
Cycle Conversion
9
Description of Circuit Operation
10
Outline
10
Details and Features of Ee Tape
10
Dbx NOISE REDUCTION SYSTEM
12
Explanation of each Operating Principles
13
Mechanism Adjustment
29
Guide Roller Loose Play Adjustment
29
Micro Switch Position Adjustment
29
Reel Table Height Adjustment
30
Capstan Shaft Loose Play Adjustment
30
Brake Band Position Adjustment and Brake Tension Adjustment
30
Pinch Roller Position Adjustment
31
Pause Plunger Position Adjustment
31
Pinch Roller Pressure Adjustment
31
Cue Micro Switch Position Adjustment
31
Tape Speed Adjustment
32
Head Adjustment
33
Electrical Adjustment
35
Clock Frequency Adjustment
35
Photo Transistor Sensitivity
35
Pre-Amplifier P.C Board Adjustment
36
4, Dbx NR P.C BOARD ADJUSTMENT
40
DC Resistance of Various Coils
42
Classification of Various P.C Boards
43
Board Titles and Identification Numbers
43
COMPOSITION of V Arlous P.C BOARDS
44
Parts List
56
Recommended Spare Parts
58
Head Block
59
Motor Block
60
Reel Table Block
60
Roller Table (L/R) Block
61
Power Block
63
Mecha Block
64
Sys. con P.C Board Block
65
Pre Amp P.C Board Block
66
Nr P.C Board Block
66
Bias P.C Board Block
66
Counter P.C Board Block
66
Led P.C Board Block
66
Meter P.C Board Block
66
MIC P.C Board Block
66
Assembly Block
67
Finaly Assembly Block
68
Index
69
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